diff --git a/compressor/filters/base.py b/compressor/filters/base.py
index f61f3a4..95eed1d 100644
--- a/compressor/filters/base.py
+++ b/compressor/filters/base.py
@@ -224,7 +224,7 @@ class CachedCompilerFilter(CompilerFilter):
         if self.mimetype in settings.COMPRESS_CACHEABLE_PRECOMPILERS:
             key = self.get_cache_key()
             data = cache.get(key)
-            if data:
+            if data is not None:
                 return data
             filtered = super(CachedCompilerFilter, self).input(**kwargs)
             cache.set(key, filtered, settings.COMPRESS_REBUILD_TIMEOUT)
diff --git a/compressor/tests/test_filters.py b/compressor/tests/test_filters.py
index ac7c7bf..4817e85 100644
--- a/compressor/tests/test_filters.py
+++ b/compressor/tests/test_filters.py
@@ -10,7 +10,7 @@ from django.test import TestCase
 from django.utils import unittest
 from django.test.utils import override_settings
 
-from compressor.cache import get_hashed_mtime, get_hashed_content
+from compressor.cache import cache, get_hashed_mtime, get_hashed_content
 from compressor.conf import settings
 from compressor.css import CssCompressor
 from compressor.utils import find_command
@@ -134,6 +134,15 @@ class PrecompilerTestCase(TestCase):
         self.assertEqual("body { color:#990; }", compiler.input())
         self.assertIsNotNone(compiler.infile)  # Not cached
 
+    def test_precompiler_caches_empty_files(self):
+        command = '%s %s -f {infile} -o {outfile}' % (sys.executable, self.test_precompiler)
+        compiler = CachedCompilerFilter(command=command, **self.cached_precompiler_args)
+        self.assertEqual("body { color:#990; }", compiler.input())
+
+        cache.set(compiler.get_cache_key(), "")
+        compiler = CachedCompilerFilter(command=command, **self.cached_precompiler_args)
+        self.assertEqual("", compiler.input())
+
 
 class CssMinTestCase(TestCase):
     def test_cssmin_filter(self):